//: Playground - noun: a place where people can play

import UIKit

//var str = "Hello, playground"

//print(str)
/*

//var person = ("John", "Smith")

var person = (firstName: "John", lastName: "Smith")

var firstName = person.firstName // John
var lastName = person.lastName // Smith

var lastName2 = person.1 // Smith

print(lastName2)

var point = (0, 0)

point.0 = 10
point.1 = 15

print(point) // (10, 15)


var origin = (x: 0, y: 0)

var point2 = origin
point2.x = 3
point2.y = 5

print(origin) // (0, 0)
print(point2) // (3, 5)



var number = (123)

print(number) // 123
print(number.0) // 123
print(number.0.0) // 123
print(number.0.0.0) // 123
print(number.0.0.0.0.0.0.0) // 123



var person = (firstName: "John", lastName: "Smith")

var (firstName, lastName) = person

var (onlyFirstName, _) = person
var (_, onlyLastName) = person


*/
/*
enum iOSDeviceType {
    case iPhone(String)
    case iPad(String)
    case iWatch
}

var myDevice = iOSDeviceType.iPhone("8")
var six = iOSDeviceType.iPhone("8")
var sixPlus = iOSDeviceType.iPhone("8 Plus")

// testing equlity with == wont work
// myDevice == six
// myDevice == sixPlus

func sameDevice(firstDevice: iOSDeviceType,
                secondDevice: iOSDeviceType) -> Bool {
    switch (firstDevice, secondDevice) {
    case (.iPhone(let a), .iPhone(let b)) where a == b:
        return true
    case (.iPad(let a), .iPad(let b)) where a == b:
        return true
    case (.iWatch, .iWatch):
        return true
    default:
        return false
    }
}

print(sameDevice(myDevice, six)) // true
print(sameDevice(myDevice, sixPlus)) // false
print(sameDevice(myDevice, iWatch)) // false

*/


print("Exercise One")
enum Direction
{
    case Up
    case Down
    case Left
    case Right
}

var location = (x: 0, y: 0)

var steps: [Direction] = [.Up, .Up, .Left, .Down, .Left]

// your code here
let sizeOfSteps = steps.count

for steps in steps //0...sizeOfSteps
{
    switch (steps)
    {
        /*
        case 0:
            print(steps)
        default:
            break
        */

        case .Up :
            location.y+=1
        case .Down :
            location.y-=1
        case .Left :
            location.x-=1
        case .Right :
            location.x+=1
        default:
            print("There is a problem. Please contact the developer.")
            break
    }
}

print(location)


print("")
print("")
print("")
print("")

print("Exercise 2")

enum HandShape
{
    case Rock
    case Paper
    case Scissors
}

enum MatchResult
{
    case Win
    case Draw
    case Lose
    case error
}


func match(_ Player1: HandShape, _ Player2: HandShape) -> MatchResult
{
    //print(Player1)
    //print(Player2)
    if(Player1==Player2)
    {
        return .Draw
    }
    else if(Player1 == .Rock && Player2 == .Scissors)
    {
        return .Win
    }
    else if(Player1 == .Rock && Player2 == .Paper)
    {
        return .Lose
    }
    else if(Player1 == .Scissors && Player2 == .Paper)
    {
        return .Win
    }
    else if(Player1 == .Scissors && Player2 == .Rock)
    {
        return .Lose
    }
    else if(Player1 == .Paper && Player2 == .Rock)
    {
        return .Win
    }
    else if(Player1 == .Paper && Player2 == .Scissors)
    {
        return .Lose
    }

    return .error
}

print(match(.Rock, .Scissors))
print(match(.Rock, .Paper))
print(match(.Scissors, .Scissors))


print("")
print("")
print("")
print("")

print("Exercise 3")


var strings = ["tuples", "are", "awesome", "tuples", "are", "cool",
               "tuples", "tuples", "tuples", "shades"]

var countedStrings: [(String,Int)] = []

var stringsLength=strings.count
var count=0
var count2=0


for string in strings
{
    var countedStringsLength=countedStrings.count
    var addedToArray=false;

    for x in 0..<countedStrings.count
    {
        if(countedStrings[x].0 == string)
        {
            countedStrings[x].1 += 1
            addedToArray=true
            //print(addedToArray)
        }
        //print(addedToArray)
    }
    //print("")
    if(addedToArray==false)
    {

        let input = (string,1)
        countedStrings.insert(input, at: count)
        count+=1
    }

}

print(countedStrings)

print("")
print("")
print("")
print("")